Big Block Chevy 396, 427 and 454 Serpentine Conversion Kit Alternator All Inclusive Spartan WRAPTOR™ 6 Track Serpentine System for Chevy Big Block engines with 140 Amp alternator. Spring loaded Gates tensioner ensures proper tension during hard acceleration and deceleration while compensating for belt stretch. Places alternator on the driver's side above the power steering pump.
